grab crane

基本解释

There are some shortcomings in electric control for four rope grab of a grab crane.
抓斗起重机配用四绳抓斗的电气控制存在着缺点。
QZ type general overhead crane , grab crane for coal cinder handing, garbage handing.
QZ型-通用桥式起重机，抓斗天车，抓斗行车，抓斗起重机，煤渣抓用起重机，垃圾专用起重机。
Based on the electro-hydraulic control system of a specific diaphragm-wall grab crane, a real-time safety alarm system is first designed using CAN bus, PLC and man-machine interaction technology.
针对某一型号国产连续墙抓斗起重机，利用抓斗起重机自身的机电液控制系统，设计了基于CAN总线、PLC与人机交互技术的安全报警系统，阐述了系统的构成、工作原理以及报警功能的程序实现方法。